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V-9941A
10
9
8
45 Ohm Talkback Speaker
ELECTRONIC KEY PAGE PORT CONNECTIONS
WIRING INSTRUCTIONS:
__ 1.
Connect Tip of the telephone system 600
Ohm page port to terminal 1 (TIP) of the
V-9941A.
__ 2.
Connect Ring of the 600 Ohm page port to
terminal 2 (RING).
__ 3.
Connect one side of the telephone system
dry contact closure to terminal 3 (GND) of
the V-9941A.
__ 4.
Connect the other side of the contact closure
to terminal 5 (GND ST) of the V-9941A.
__ 5.
Connect Tip and Ring of the talkback
speakers to the V-9941A terminals 6 and 7
(SPKR).
6.
Option Switches:
__ a.
"SW1-1" controls the initial alert tone. Turn
the switch ON to precede each page with an
audible tone.
__ b.
"SW1-2" controls the repeated alert tone.
Turn the switch ON to have a short tone
burst every 15 seconds during a handsfree
page.
__ 7.
Plug in power supply.
NOTE: "A" battery may be substituted
for "B" battery.
__ 8.
Connect -24VDC "B" battery (may be
referred to as "-" or "signal battery") from
power supply to terminal 4 (-24VDC) on the
V-9941A.
__ 9.
Connect -24VDC "B" ground ("+" or "signal
ground") from power supply to terminal 3
(GND).
__ 10.
Connect -24VDC ground (+) from power
supply to telephone system GROUND.
__ 11.
" SW3 " turn to the OFF position (Battery
Feed Off).
7
6
5
4
3
4
Electronic Key System
Contact
Closure
R
T
Page Port
2
1
Ground (+)
-24VDC
RAT
15 Sec Tone
Initial Tone
IATE
Phone to Speaker
Speaker to Phone
Battery Feed
Location of Screw Terminals,
Option Switches and Volume Controls
V-9941A One Zone Talkback Control
10
9
8
SCREW CONNECTION DESIGNATIONS
OFF
OFF
SW1
ON
ON
SW3
5
4
3
2
1
7
6
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